1. Ubi - Ubi is an unofficial Ubuntu One app for Maemo 5 and other Qt-enabled platforms. Initial version supports simple storage management tasks like file Download, Upload and Deletion but the plan is to provide Notes and Contact synchronization as well.

6. Macuco Gmail Client - Macuco it's a faker of iPhone's Safari version of Gmail for the Maemo Diablo platform. With Macuco you can easily navigate trough your mail with your fingers and have faster way to get yout mail

7. Aki - An N900 native port of the Aki IRC client for KDE4. It is a pure Qt4 version that still has the functionality of the desktop version. It supports customising with plugins, scripting, Adium themes, multiple identities and multiple servers all at same time.

8. Viet Nam Karaoke Song List - * The goal of application is provide one stuff to help users search title, number and lyrics of Karaoke song list from the sqlite database.
* The first version is simple but powerful to help you to search a song easily and fast.

9. Angstron 2 - Angstron 2 is episodic game specially tailored to mobile devices that allows easy develpment of new levels and episodes.
Also there is heavy focus on multiplayer gameplay and integration between diferent devices (eg: N770 user playing with N900 user)